<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<div style="width:400px;">
			<div style="background:#5A94FF;margin-right:40px;">左</div>
			<div style="float:right;background:#9999FF;">右</div>
		</div>
	</body>
</html>
